Add a new placeholder type to represent "unbridged"
casts in ARC.

No semantic analysis yet.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@142208 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/ItaniumMangle.cpp b/lib/AST/ItaniumMangle.cpp
index acedf70..f7af57e 100644
--- a/lib/AST/ItaniumMangle.cpp
+++ b/lib/AST/ItaniumMangle.cpp
@@ -1739,6 +1739,7 @@
   case BuiltinType::Dependent:
   case BuiltinType::BoundMember:
   case BuiltinType::UnknownAny:
+  case BuiltinType::ARCUnbridgedCast:
     llvm_unreachable("mangling a placeholder type");
     break;
   case BuiltinType::ObjCId: Out << "11objc_object"; break;